User`s Guide
Contents
1. va 128 UU TIME 012 Y M Ww r 3 f Theory READ J Q0 POWER eI epe 7 Y KEY 4 Ho LI cet rre or mel 9 382090382091Vl6 12 04 LCD display WIRING key Oak 123 7 3 key 8 HOLD key x 9 iv key 10 PF key 11 O key 12 Hz key 13 14 key 14 SET key 15 TIME key 16 4 4 17 START key 18 STOP key 19 MEMORY 20 READ key 21 POWER 22 ENERGY 23 KEY Lock 24 0 key Input jacks for test leads U1 U2 U3 N Input jacks for current probes 11 12 14 Plug for external AC adaptor Optical RS232 PC interface output Select the type of electrical system under test using the WIRING key Select 1P2W for signal phase two wire power lines 1P3W for signal phase three wire power lines 3P3W2M for three phase three wire power line without neutral using the two power meter method use this selection when measuring three phase power with 2 current probe measurement only and 3P4W for three phase four wire power lines with neutral Phase sequence detection function key In the 3P4W mode press and hold this key to display the phase detection results as follows 774 123 Reverse phase Data hold function key press HOLD key to freeze displayed reading the HOLD icon will appear Press HOLD again to exit Hold function Normal phase Backlight function key press to turn backlight on or off The b2. 091 026 611 302 044 1 38 3 66 0 39 18 52 14 87 36 87 94 49 36 89 83 61 41 79 05 94 76 12 45 15 60 20 27 22 01 43 17 47 15 70 24 71 50 75 36 76 91 78 39 80 05 95 75 97 52 05 01 07 26 07 92 09 42 15 22 0 81 21 83 57 88 22 88 28 92 81 94 53 96 38 96 69 96 34 97 18 97 23 97 28 97 31 97 55 97 59 97 81 97 82 97 86 97 87 97 88 97 90 98 03 98 04 98 10 98 11 98 12 98 13 98 17 26 382090382091Vl6 12 04 Maintenance Cleaning Periodically wipe the case with a dry cloth Do not use abrasives or solvents Battery Replacement WARNING To avoid electrical shock remove the test leads and current probe before replacing the batteries 1 The LCD will display BT low battery when the battery power falls below proper operating levels 2 Disconnect all test leads and current probes and press the key to turn the meter off 3 The battery cover is secured at the bottom of the meter case by two screws Remove these screws to access the battery compartment 4 Replace the batteries observing polarity and reassemble the meter Calibration and Repair Services Extech offers repair and calibration services for the products we sell Extech also provides NIST certification for most products Call the Customer Service Department for information on calibration services available for this product Extech recommends that annual calibrations be performed to verify meter performance and accuracy T Support Hotline 781 89
3. 9 Face the arrow toward the load 2 5 co co B Cc RS m J 5 E E e N CURRENT PROBE Vd 1 12 AN 035 3000 ALL INPUT U3 _ P 14 1P3W Wiring Connection Diagram 1 Press the key to turn the meter on 2 Press the WIRING key to select 1P3W the 1P3W annunciator will display 3 Connect the voltage test leads and the current probe to the meter Connect the black voltage test lead to the N terminal Connect the red voltage test lead to the U1 terminal G Connect the yellow voltage test lead to the U2 terminal Connect the 11 current probe output plug to the I1 jack G Connect the I2 current probe output plug to the I2 jack To measure ground leakage connect the 14 current probe output plug to the 14 jack 4 Connect the voltage leads and current probe to the electrical equipment to be tested CAUTION Turn the meter off before connecting the voltage test leads and the current probe to the electrical equipment under test Connect the black voltage alligator clip to the neutral line Connect the red voltage alligator clip to line G Connect the yellow voltage alligator clip to line B Press the 11 current probe trigge
4. For phase lag LAG current is behind voltage No symbol For LEAD phase LEAD current ahead of voltage sign 6 382090 382091 1 6 12 04 Power Factor measurement COSw Resolution Accuracy 0 001 3 rdg 30d e Measurement method Calculated from apparent power S and active power P e Displays Power factor of each channel and the sum of multiple channels e Polarity display For phase lag LAG current is behind voltage No symbol for phase lead LEAD current is ahead of voltage sign Phase angle measurement wy Range Resolution Accuracy 90 0 90 0 1 3 e Measurement method Calculated from power factor COSw e Display item Phase angle of each channel and the sum of multiple channels e Polarity display For phase lag LAG current is behind voltage No symbol For phase lead LEAD current is ahead of voltage Frequency measurement Hz Range Resolution Accuracy Measurement source 60HZ 0 01Hz 0 5 rdg 1d Voltage U1 gt 80V e Measurable input range gt 30V Three Phase Sequence Detection Input voltage range Normal phase indication Reverse phase indication Meas source gt 30V U1 U2 and U3 Active Power Energy measurement KWh Active power Timer interval Timer Accuracy accuracy Range Resolution 3 999KWh 0 001KWh 39 99KWh 0 01KWh 399 9KWh 0 1KWh o 1 5 rdg 20d OnE at 3 999MWh 0 001MWh 25 C 39 99MWh 0 01MWh 11
5. Import Wizard will open Step 1 of 3 in the Wizard Choose DELIMITED Click NEXT Step 2 of 3 see diagram Under DELIMITERS check the TAB box type a quotation mark in the OTHER box and select NONE in the TEXT QUALIFIER field Click NEXT Step 3 of 3 Click FINISH The data file will now open You may wish to save the file as an Excel file rather than a data file when finished Text Import Wizard 2 x This screen lets you set the delimiters your data contains You can see how your text is affected in the preview below pDelimters v Tab Semicolon Comma Space Other a Treat consecutive delimiters as one Text qualifier finone Z ta preview 6 22 2004 2 6 22 2004 3 6 22 2004 4 5 6 22 2004 6 22 2004 ER Select TAB quotation mark Select none 25 382090382091Vl6 12 04 Harmonics Click to open the Loading Data Window Adjust the settings then press to view the charts Harmonic 100 39 18 61 46 09 34 14 78 63 89 47 73 15 89 14 32 10 24 19 50 51 03 62 49 38 31 35 31 59 49 45 53 34 52 60 48 38 41 37 62 39 79 23 80 41 87 86 67 47 74 25 89 39 00 77 07 271 269 007 111 0 39 201 009 556 0 66 2412 1 46 040 456 458 311 097 402 009 373 117 0 30 029
6. test before connecting the line under test to the voltage input terminals CAUTION The measurement input and synchronizing input are not isolated from each other Connecting either one means that the other is exposed and live with a danger of electrical shock present To avoid electrical shock connect both terminals WARNING To avoid electrical shock and or meter damage use caution when connecting test leads to live components The jaws of alligator clips can create a short circuit between closely spaced live parts Avoid making connections to feeder conductors or bus bars at elevated potentials e Follow all city state and local codes Obey posted instructions e Never assume that a circuit is de energized check it first e Always set up the measurement first and then connect test leads to the circuit e Make connections to the meter first before connecting leads to a live circuit e Connect the ground lead first then the voltage leads and the current probe Disconnect in reverse order 4 382090 382091 V1 6 12 04 Specifications Environmental Conditions Installation categories 111 Pollution degree Altitude up to 2000 meters Indoor use only Relative humidity 80 max Operational ambient temperature 32 to 122 F 0 to 50 C General Specifications Maximum voltage between voltage input terminals and earth ground 1000 Vrms Maximum rated working voltage for current input 0 35Vrms Maximum current fo
7. 0 7440 Tech support Ext 200 Email support extech com Repair Returns Ext 210 Email repair extech com Website www extech com Copyright 2004 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form 27 382090 382091 VL6 12 04
8. 3P4W 3 Connect the voltage test leads to the meter Connect the red voltage test lead to the U1 terminal Connect the yellow voltage test lead to the U2 terminal Connect the blue voltage test lead to the U3 terminal 4 Connect the voltage test leads to the electrical equipment to be tested CAUTION Turn the meter off before connecting the voltage test leads and the current probe to the electrical equipment under test Connect the red voltage alligator clip to power line A phase Connect the yellow voltage alligator clip to power line B phase Connect the blue voltage alligator clip to power line C phase 5 U1 U2 and U3 measured voltages must be greater than 30V 123 Press and hold the 4 key 123 Ifthe phase sequence is clockwise the 74 annunciator is displayed 123 Ifthe phase sequence is counter clockwise the 7 annunciator is displayed 123 Release the 4 key to exit this measurement mode Voltage Current Waveform and Harmonic Analyzer Please refer to the software operation section for waveform and harmonic measurement details Disabling the Auto Power Off Feature The meter automatically enters the sleep mode after approx 30 minutes to conserve battery power 1 To disable this feature Press the key to turn the meter off Press and hold the HOLD key and then press the key to turn the meter on The auto power off symb
9. 4 Connect the voltage test leads and current probe to the electrical equipment under test CAUTION Turn the meter off before connecting the voltage test leads and the current probe to the electrical equipment under test G Connect the black voltage alligator clip to the Neutral Line N Connect the red voltage alligator clip to Line A Press the 11 current probe trigger to open the jaw and then fully enclose Line A To measure ground leakage current press the 14 current probe trigger to open the jaw and then fully enclose the Ground Line 5 To measure frequency press the Hz key To measure the phase angle press the key To measure the ground leakage current press the I4 key To measure the power factor press the PF key 6 To measure energy press the ENERGY key the Pt Qt St and PFt or wt annunciators and energy integration start time will display The energy integration value and the current time will continually update Press the key to pause the energy calculation the HOLD annunciator will display Press the HOLD key to exit the energy measurement mode 14 382090 382091 1 6 12 04 Single Phase 3 Wire 1P3W Power System Measurement U1 must be connected to the voltage source during the measurement of U2 U3 I1 I2 and I3 since U1 is the main signal source for the entire meter measuring system A B Line Neutral Ground
10. 9 3MWh 0 1MWh Measurement display Displays total active power consumption Apparent Power Energy measurement KVAh Apparent power Timer interval Timer Accuracy accuracy Range Resolution 3 999KVAh 0 001KVAh 39 99KVAh 0 01KVAh 399 9KVAh 0 1KVAh 1 5 rdg 20d 3 999MVAh 0 001MVAh 25 39 99MVAh 0 01MVAh 119 3MVAh 0 1MVAh Measurement display Displays total apparent power energy sum of absolute values 7 382090 382091 1 6 12 04 Reactive Power Energy measurement Kvarh Reactive power Timer interval Timer Accuracy accuracy Range Resolution 3 999Kvarh 0 001Kvarh 39 99Kvarh 0 01Kvarh 399 9Kvarh 0 1Kvarh 1 5 rdg 20d 50 at 77 F 25 C 3 999Mvarh 0 001Mvarh 39 99Mvarh 0 01Mvarh 119 3Mvarh 0 1Mvarh e Measurement display Displays total reactive power consumption Harmonic measurement for use with PC on line analyzer only No of samples per period 3 THD U1 U2 U3 gt 100V 12 13 gt 50A 54 Accuracy Harmonic Source 8 382090 382091 V1 6 12 04 Analyzer Description U1 ADIV MAX 035 Z CATE T LLC NsTRUMENTS Power Analyzt er BT g T m 3 SPAN
11. MPot X The Main Program window will open 23 382090382091Vl6 12 04 Real Time Clock Click 2 to set the meter s Real Time Clock to System Time Downloading Data from the 382090 04 01 27 11 09 52 04 01 27 11 10 11 04 01 27 11 10 19 04 01 27 11 10 37 motor va 1 wwo wwaacikwao 962 oaa meaa o 92 Ta LI Data can be printed or click to save it to the Hard Drive To clear the memory in the 382090 Power Analyzer click the ERASE key Warning A All data in memory will be deleted L Cancel 24 382090382091Vl6 12 04 Data Acquisition Click Acquisition from 1 to 86400 seconds Input Sampling Time to set the Sampling Time for Data Enter the SAMPLINGTIME in seconds 1 lt t lt 86400 Cancel Click to open a dialog box to create for saving the data on the Hard Drive After selecting a file name dat click se to start recording the data into the file that was created Click to stop recording Click to open the file for viewing in either chart or graphic form Opening a data file in Excel 1 Open the spreadsheet program Excel In Excel click on the FILE menu and select OPEN the OPEN dialog box will appear In the OPEN box change FILES OF TYPE to ALL FILES Locate and open the previously saved data file The Text
12. User s Guide EXTECH INSTRUMENTS 1000A 3 Phase Power Analyzer Datalogger Model 382090 60Hz Model 382091 50Hz EX TECH Power Analyzer fo 1859 mh M DA of s y ZIL o GB KA YW f 7 4 A POWER ENERGY 9 5 Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment a six month limited warranty applies to sensors and cables If it should become necessary to return the instrument for service during or beyond the warranty period contact the Customer Service Department at 781 890 7440 ext 210 for authorization or visit our website www extech com for contact information A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct indirect incidental or consequential damages Extech s total liability is limited
13. acklight will Switch off automatically after 30 seconds Press to view the power factor value the PF icon is displayed Press to view the measured phase angle value y icon is displayed Press to display the measured frequency the Hz icon is displayed Press to display the I4 current probe value the 14 icon is displayed Press and hold the TIME key then press the SET key to enter the time set mode and datalogger sampling rate set mode Press to display the current date and time Used when setting the date and time Also used to recall manually recorded data Press to start the automatic datalogging function Press to stop pause the automatic datalogging function Press START to resume recording Press key to store one reading set the M icon and the memory address will display total manual memory size is 99 sets Press to recall a manually stored data set Press to display the measured power Use this button to cycle through the Pt123 Qt123 and St123 displays Press to display the total integrated power energy AN Press to lock all of the keys except the and AV keys Power on off key 10 382090 382091 1 6 12 04 Display Description 123 7 0 No 2022 129 200 STAR STOP Auto power off indicator HOLD Display hold mode LOCK Lock out mode BT Low battery indication w Phase angle di
14. ct operation presents significant danger of accident resulting in death or serious injury to the user CAUTION Indicates that incorrect operation presents possibility of injury to the user or damage to the meter NOTE Denotes items of advice related to the performance of the meter or to its correct operation 3 382090 382091 1 6 12 04 Installation Safety A AX The meter is designed for indoor use and can be safely used at temperatures ranging from 32 to 122 F 0 to 50 C Do not store or use the meter where it will be exposed to direct sunlight high temperature high humidity or condensation If exposed to such conditions the meter may be damaged the insulation may deteriorate and or the meter may no longer meet the published specifications e meter is not waterproof or dustproof Do not use the unit where it may be exposed to corrosive or explosive gases Preparation Safety WARNING e prevent electrical shock do not allow the meter to become wet and do not handle the meter with wet hands e When working with live circuits take all suitable precautions against accidents including the use of electrical safety gear such as rubber gloves rubber boots and safety helmets Connection Safety WARNING e To prevent electrical shock turn the power off before connecting the test leads In order to prevent electrical shock short circuits shut off the power to the line under
15. dicator Kvar Reactive power unit of measure Kvarh Mvarh Reactive energy unit of measure S1 Phase 1 apparent power indicator S2 Phase 2 apparent power indicator S3 Phase 3 apparent power indicator St Total apparent power indicator and total apparent energy indicator KVA Apparent power unit of measure Kilo volt amps KVAh Apparent energy unit of measure kilo volt amp hours MVAh Apparent energy unit of measure mega volt amp hours TIME Current date and time indication Y M D h m s Date and time INTV Automatic datalogging sampling interval setting indicator START Energy calculation start time indicator STOP Energy calculation stop time indicator V A Single phase two wire 1P2W U1 voltage and 11 current measurement 01 V U2 V Single phase three wire 1P3W 01 U2 voltage and 11 12 current measurement 012 V A 023 V 12 Three phase three wire two power method 3P3W2M 012 U23 voltage and 11 I2 current measurement V U2 V A U3 V Three phase four wire 3P4W U1 U2 U3 voltage and 11 I2 I3 current measurement V Voltage unit of measure A Current unit of measure ampere 1000V Voltage range indication 250A 500A 1000A Current range indication Autoranging 12 382090 382091 1 6 12 04 Operation CAUTION Turn the meter off before connecting to the equipment under test A DANGER Voltage input connectors U1 to U3 are common to input co
16. g 10d 50Hz 382091 0 1V 580 2 0 1000Vtms 382090 e Display RMS voltage value for each channel Resolution Accuracy AC Current True rms Measurement A Autoranging Accuracy Ranges Resolution including current probe Current probe Overload Nominal output protection frequency 250 0A 500 0A 2 rdg 209 o45mv A 1000Arms 999 9 e Display RMS current value for each channel 50Hz 382091 60Hz 382090 Active Power measurement P KW Range Resolution Accuracy 1 Power factor influence 0 5 999 9KW 0 1KW 1 5 rdg 20d 19ordg 10d Display Active power of each channel and the sum of multiple channels e Polarity display For influx consumption no symbol For outflow regenerative sign Apparent Power measurement S KVA Range Resolution Accuracy 1 Power factor influence 0 5 999 9KVA 0 1KVA 1 5 rdg 20d 19ordg 10d Measurement method Calculated from RMS voltage and RMS current e Displays Apparent power of each channel and the sum of multiple channels e Polarity display Positive assumed Reactive Power measurement Q KVAR Range Resolution Accuracy 1 Power pa AMT 999 9KVAR 0 1KVAR 1 5 rdg 20d 1 rdg 10d e Measurement method Calculated from apparent power S and active power P e Displays Reactive power of each channel and the sum of multiple channels e Polarity display
17. g to the I4 jack 4 Connect the voltage test leads and current probe to the electrical equipment to be tested CAUTION Turn the meter off before connecting the voltage test leads and the current probe to the electrical equipment under test G Connect the black voltage alligator clip to the neutral line N Connect the red voltage alligator clip to line A Connect the yellow voltage alligator clip to line B Connect the blue voltage alligator clip to line C Press the 11 current probe trigger to open the jaw and then fully enclose Line A Press the I2 current probe trigger to open the jaw and then fully enclose Line B Press the current probe trigger to open the jaw and fully enclose Line Press the 14 current probe trigger to open the jaw and fully enclose neutral line N 19 382090 382091 V1 6 12 04 5 Press the gt POWER key to select P1 Q1 S1 PF1 P2 Q2 52 PF2 S3 PF3 or Pt Qt St PFt groups 6 To measure frequency press the Hz key To measure phase angle press the key To measure neutral line current press the I4 key To measure power factor press the PF key 7 To measure energy press the ENERGY key the Pt Ot St and PF or yt annunciators and the energy integration start time will display The energy integration value and the current time will continually display press the key to pause the ener
18. gy calculation the annunciator will display Press the HOLD key to exit the energy measurement mode 14 Current Measurement 391 394105 3491 e CURRENT PROBE 2 V 7 X BS U1 U2 U3 ZA DV MAX INUTILIA CATE 000 ALL INPUT X 1 Press the key to turn the meter on 2 Press the 4 key 3 Connect the 14 current probe output plug to the 44 jack 4 Press the I4 current probe trigger to open the jaw and then fully enclose the desired measured wire 5 Read the 14 value if the measured current value is greater than 250A the OL symbol will appear 20 382090 38200116 12 04 Manual Datalogger Record and Recall Mode Clear memory data 1 Press the Qo key to turn the meter off 2 Press and hold the MEMORY key and then press the key again to turn the meter on the CLr annunciator will display and all the manually logged data will be erased Manually record data 1 Press the MEMORY key once to store one reading 1 set The M annunciator will display momentarily along with the memory address 2 Memory size for the manually recorded data is 99 sets max Recall manually stored data 1 Press the READ key and the R annunciator will display 2 Use the v keys to scroll through the stored data the location address for each data will als
19. nnector N Input connectors are not insulated remove all unnecessary test leads WARNINGS e Always set up the measurement first and then connect the test leads to the circuit Make connections to the instrument first before connecting leads to a live circuit e Connect the ground lead first and then the voltage leads and current probe disconnect in reverse order Remove all test leads that are not in use gt Single Phase 2 Wire 1P2W Power System Measurement U1 must be connected to the voltage source during the measurement of U2 11 12 and since U1 is the main signal source for the entire meter measurement system A AN RED 3415 3ounos 391 QvO1 CURRENT PROBE _ i ANDIN NAX NEUES DAN 2009 4 A Line Neutral Ground Face the arrow toward the load 1P2W Wiring Connection Diagram 1 Press key to turn the meter on 2 Press the WIRING key to select 1P2W the 1P2W annunciator will be displayed 3 Connect the voltage test leads and current probe to the meter Connect the black voltage test lead to the terminal Connect the red voltage test lead to the U1 terminal G Connect the 1 current probe output plug to the I1 jack To measure ground leakage current connect the 14 current probe output plug to the 14 jack 13 382090 382091 VL6 12 04
20. o display 3 Press the 1 key to exit the recall mode Automatic Datalogging Clearing memory data Please refer to the software operation section for instructions to clear the data Setting the Calendar Clock and the Automatic Datalogging Sampling Interval 1 Press the TIME key and then quickly press the SET key Seconds will start blinking 2 Usethe gt keys to set the current YEAR month DAY hour minutes seconds 3 Press the key to access the sampling interval mode the INTV annunciator will display 4 Use the keys to select the sampling interval 5 seconds 30 seconds 1 minute or 2 minutes 5 Press the key to exit this mode Automatic Datalogging Operation 1 Press the START key to begin automatic datalogging DATA Mxx block number will display The M annunciator will appear each time a reading is recorded 2 Press the STOP key to pause logging press START to resume 3 Data can be recorded in up to 10 memory blocks the current block number is displayed while logging the maximum recording capacity is 20 000 readings 4 When the maximum block or maximum reading limit is reached the FF annunciator will be displayed and datalogging will stop Downloading Data to a PC Please refer to the software operation section for data download instructions 21 382090 38200116 12 04 Phase Sequence Measurements 1 Press the key to turn the meter on 2 Use the WIRING key to select
21. o turn the meter on 2 Press the WIRING key to select 3P3W2M the 3P3W2M annunciator will display 3 Connect the voltage test leads and current probe to the meter Connect the black voltage test lead to the terminal Connect the red voltage test lead to the U1 terminal Connect the yellow voltage test lead to the U2 terminal Connect the 11 current probe output plug to the I1 jack G Connect the I2 current probe output plug to the I2 jack 4 Connect the voltage test leads and current probe to the electrical equipment to be tested CAUTION Turn the meter off before connecting the voltage test leads and the current probe to the electrical equipment under test Connect the black voltage alligator clip to the line B Connect the red voltage alligator clip to the line Connect the yellow voltage alligator clip to the line C Press the 11 current probe trigger to open the jaw and then fully enclose Line Press the I2 current probe trigger to open the jaw and then fully enclose the Line 17 382090 382091 1 6 12 04 5 Use the a POWER key to select P1 Q1 S1 PF1 P2 Q2 S2 amp Pt Qt St PFt 6 To measure frequency press the Hz key To measure phase angle press the O key To measure power factor press the PF key 7 To measure energy press the ENERGY key the Pt Ot St and PF or wt annunciato
22. ol Qv will switch off indicating Auto Power off is disabled 2 The Auto power off mode is enabled each time the meter is turned on It is automatically disabled in the following modes ENERGY mode Automatic datalogging When Meter is connected to PC 22 382090 382091 1 6 12 04 RS 232 PC Interface Connect the Optical Interface connector to the 382090 Power Analyzer middle pin is keyed for correct orientation Connect the 9 pin female connector to the 9 pin serial PC port COM1 or COM2 PC Requirements e 486 33 IBM compatible PC or better e One CD ROM drive e Available serial port e Windows 95 98 2000 NT ME XP Operating System Installing the Windows Application Program 1 Place the supplied software CD in the PC CD ROM drive 2 Wait for Autorun to start and follow the on screen instructions 3 If Autorun does not start click on Start then Run Type the drive letter of the CD ROM and VB Disk1 Setup exe and click OK To install the LabVIEW version type the drive letter and LV installer Setup exe and click OK 4 Change the path if necessary or choose install the program to its default location 5 Launch the program by double clicking the program file in the location where it was saved during installation 6 Remember not to run the supplied software until the meter is properly connected to the PC as described earlier Software Operation Select COM1 or 2 then click OK Eco
23. r current probe 1000A rms Display Ten 10 4 digit LCD displays maximum reading 9999 Battery life approx 50 hours Auto power off After approx 30 minutes Low battery indication is displayed when battery voltage falls low Backlight display time Automatically turns off approx 30 seconds Sampling rate Approx 1 display update every 2 seconds digital display Waveform and harmonic analyzer 54 samples per period Current probe jaw opening diameter Cables y40mm Operating temperature and humidity 32 to 122 F 0 to 50 8096 non condensing Temperature coefficient 0 1 x specified accuracy 64 or gt 82 F 18 gt 28 Storage temperature and humidity 14 to 140 F 10 to 60 lt 70 non condensing Dimensions meter 9 2 L x 4 6 W x 2 1 H 235 L x 117 W x 54 H mm Dimensions Current probes 7 6 L x 3 5 W x 1 6 193 L x 88 W x 40 H mm Weight Meter approx 25 8 oz 730g Current probe approx 11 60z 333g Safety For indoor use and in accordance with the requirements for double insulation to 1010 1 1995 61010 1 1995 Overvoltage Category III 1000V Pollution Degree 2 5 382090 382091 1 6 12 04 Electrical Specifications Accuracy 96 of reading number of digits at 64 to 82 F 18 to 28 C with relative humidity to 8096 AC Voltage True rms measurements V Input Overload Nominal impedance protection frequency 0 5 rd
24. r to open the jaw and then fully enclose Line Press the I2 current probe trigger to open the jaw and then fully enclose Line B To measure ground leakage current press the 14 current probe trigger to open the jaw and then fully enclose the ground line 15 382090 382091 VL6 12 04 5 Use the a POWER key to select P1 Q1 S1 PF1 P2 Q2 S2 and Pt Qt St 6 measure frequency press the Hz key To measure phase angle press the O key To measure ground leakage current press the I4 key To measure power factor press the PF key 7 To measure energy press the ENERGY key the Pt St and or yt annunciators and the energy integration start time will display The energy integration value and the current time will be continually updated press the key to pause the energy calculation the annunciator will display Press HOLD to exit the energy measurement mode 16 382090 382091 VL6 12 04 Three Phase 3 Wire 3P3W Power System Measurement U1 must be connected to the voltage source during the measurement of 02 11 I2 and since U1 is the main signal source of the entire meter measurement system A B C Line G Ground Face the arrow toward the load 8015 qvo 9391 324006 CURRENT PROBE SR 3P3W Wiring Connection Diagram 1 Press the key t
25. rs and the energy integration start time will display The energy integration value and the current time will continually update press key to pause the energy calculation the HOLD annunciator will display Press HOLD to exit the energy measurement mode 18 382090 382091 1 6 12 04 Three Phase 4 Wire 3PAW Power System Measurement U1 must be connected to the voltage source during the measurement of U2 I1 I2 and since U1 is the main signal source of the entire meter measuring system A B C Line Neutral Ground Face the arrow toward the load AME END 2 gt wc 9 2 Cc gt 6 aos x 9 En PRI 3P4W Wiring Connection Diagram 1 Press the key to turn the meter on 2 Press the WIRING key to select 3P4W the 3P4W annunciator will display 3 Connect the voltage test leads and the current probe to the meter Connect the black voltage test lead to the N terminal Connect the red voltage test lead to the U1 terminal Connect the yellow voltage test lead to the U2 terminal Connect the blue voltage test lead to the terminal Connect the 11 current probe output plug to the I1 jack Connect the I2 current probe output plug to the I2 jack Connect the current probe output plug to the I3 jack Connect the 14 current probe output plu
26. splay o Phase angle unit of measure degrees 1P2W Single phase two wire power line indicator 1P3W Single phase three wire power line indicator 3P3W2M Three phase three wire power line indicator 3P4W Three phase four wire power line indicator P1 Phase 1 active power indicator P2 Phase 2 active power indicator P3 Phase 3 active power indicator Pt Total active power indicator and total active energy indicator KW Active power unit of measure kilo watt KWh MWh Active energy units of measure kilo watt hours and Mega watt hours PF1 Phase 1 power factor indicator PF2 Phase 2 power factor indicator PF3 Phase 3 power factor indicator PFt Total power factor indicator 14 Current probe No 4 measurement indicator Hz Frequency unit of measure hertz DATA Manually datalogged memory address 01 99 Datalog record indicator displays momentarily each time a data set is recorded DATA Ri No xx Memory address for recalled reading DATA xx Auto datalogging indicator M flashes each time a data set is recorded 01 10 Memory blocks 20 000 max data sets can be stored FF Memory full indicator when 10 memory blocks or 20 000 readings are filled 382090 38209116 12 04 Q1 Phase 1 reactive power indicator Q2 Phase 2 reactive power indicator Q3 Phase 3 reactive power indicator Qt Total reactive power indicator and total reactive energy in
27. to repair or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied Introduction Congratulations on your purchase of the Extech 382090 382091 1000A 3 Phase Power Analyzer Datalogger Model 382090 is for use with 60Hz power systems Model 382091 is for use with 50Hz power systems This package includes four 4 clamp on meters and four 4 alligator clip leads that connect to the analyzer datalogger When the clamps and test leads are connected to the circuit under test the user can view up to ten power measurement displays Also up to 20 000 data sets can be automatically stored by the analyzer datalogger Stored readings can later be transferred to a PC Real time logging readings recorded and transferred to PC at the same time is also supported Careful use of these instruments will provide years of reliable service Features e Ten display LCD screens capable of showing a multitude of power quality parameters simultaneously e Up to four current probes can be connected to the analyzer e Measure single phase 2 wire single phase 3 wire three phase 3 wire and three phase 4 wire systems e True RMS sensing for V A KW KVAR KVA PF Hz KWh KVARh KVAh measurements e Phase sequence indicator e Backlit display e Manual and Automatic Datalogging e PC interface with 3 phase voltage current waveform display amp harmonic analysis e Eas
28. y to use push button operation e Light weight and portable 2 382090 382091 V1 6 12 04 Safety This Operation Manual provides information and warnings essential for operating the Model 382090 382091 in a safe manner Before using this meter be sure to carefully read the following safety information DANGER During high voltage measurements incorrect measurement procedures could result in injury or death as well as damage to the meter Please read this manual carefully and be sure to understand its contents before using the meter e not use the meter if the test leads appear damaged e Use extreme caution when working around bare conductors or bus bars Accidental contact with the conductor could result in electric shock To avoid damage to the meter do not exceed the specified maximum input limits Use the meter only as specified in this manual to ensure that the protection provided by the meter is not impaired SAFETY SYMBOLS This symbol printed on the meter alerts the operator to consult corresponding manual topics before using related meter functions Dangerous voltages Meter is protected throughout by double insulation or reinforced insulation When servicing use only specified replacement parts ial e Complies with EN 61010 1 IEC 1010 2 32 DANGER Indicates that incorrect operation presents extreme danger of accident resulting in death or serious injury to the user WARNING Indicates that incorre
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